Registration Dossier
Registration Dossier
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.
The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.
Use of this information is subject to copyright laws and may require the permission of the owner of the information, as described in the ECHA Legal Notice.
EC number: 298-725-2 | CAS number: 93821-38-6 An acid sludge by-product of the sulphuric acid refining of crude high temperature coal. Composed primarily of sulfuric acid and organic compounds.
Melting point / freezing point
Administrative data
- Endpoint:
- melting point/freezing point
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 1 (reliable without restriction)
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 007
Materials and methods
- Principles of method if other than guideline:
- Laboratory own method
- GLP compliance:
- yes
- Remarks:
- no certificate recorded
- Type of method:
- other: Sample was put into glass container with shelf into which cooling medium was added from the criostat; sample was mixed with stirrer. The temperature was gradually decreased (6°C/hour) untill temperature (-)15°C was reached. Then the sample was mixed durin
Test material
- Reference substance name:
- Extract residues (coal), benzole fraction acid
- EC Number:
- 298-725-2
- EC Name:
- Extract residues (coal), benzole fraction acid
- Cas Number:
- 93821-38-6
Constituent 1
Results and discussion
Melting / freezing point
- Melting / freezing pt.:
- < -12 °C
Applicant's summary and conclusion
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
